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PetroleumPlanning&EngineeringVol.16No.1Jan.2005ImprovingOptimizationLevelofNewOil-GasFieldsbyApplyingSystemEngineeringTheoryMengXianjieTheoptimizationofconstructioninnewoil-gasfieldsandsimplificationofreconstructioninoldfieldshavebeenmadeinPetroChinaCompany.Theachievementsintheoptimizationofnewfieldsaredescribed.Thesystemengineeringtheoryisusedtooptimizetheconstructionofnewoil-gasfields.Theoptimizationlevelofthesurfaceengineeringinoil-gasfieldsisimprovedbypersistingintheconstructionprocedureandconfirmingtheimportantapproachinoptimization.Theoptimizationsoftwareismadeandusedtoenhancetheconstructionandrealizethefineintensiveandmodernmanagementofsurfacefacilitiesinoil-gasfields.OptimizationofSurfaceEngineeringinOil-GasFieldsLiuFeijunetal.Inrecentyears,moredifficultiesaregettinginexploitationofthenewandmatureoil-gasfieldsofthePetroChinaCompanyLimited.Inthisarticlesomenewsuggestionstoresolvethemajorproblemsandtechnicaltargetstopromoteandoptimizetheconstructionofsurfacefacilityarepresentedonthebasisofreviewonthecomprehensivetechnicalmeasuresinvolvedwithoptimizationandsimplificationofsurfacefacilitiesforoilandgasfields.ConstructionandDevelopmentofSurfaceFacilityEngineeringinDaqingOilFieldLiJiexunetal.TheDaqingOilfieldCompanyhasperformedpracticalresearchandproceduresimplificationintheconstructionofsurfaceengineering.Intheprocessofpolymerfloodingtheshortprocessisadoptedforproducingpolymerliquidwithoutconfectingtank.Onepipeissetbetweentwostationsintheprocessflow.Themovableinfusingstationsandnewtypedehydrationdevicearealsoutilized.Intheprocessofwastewatertreatmentthetransversalflowcoalescingoilseparatorwasadopted.Theperforate-pipesludgedrawmethodpressurewater-injectionaerationmethodchemicalandphysicalsterilizationtechnologiesareapplied.Intheconstructionofperipherallow-permeabilityoilfieldstertiaryinfillingofoldoilfieldandpowersavingtheup-to-dateprocessandserviceareapplied.Thedistinctivesurfaceengineeringtechniquesaredevelopedtosatisfytheneedofoilfielddevelopmentwhichcontrolstherisingofengineeringinvestmentandproductioncost.MeanwhileasfortheproblemsexistingintheoilfieldsurfaceengineeringthegeneraldevelopingprogramandstrategyofsurfaceengineeringtechniqueshavebeenconfirmedbyDaqingOilfieldCompany.DevelopmentProspectofMainSurfaceTechnologiesinDaqingOilFieldZhaoYuhuaBasedonthedevelopmenttrendpresentsurfaceconstructionconditionsandprogressofsurfacetechnologiesinDaqingOilFieldthegeneraldevelopmenttrendofthemainsurfacetechnologiesinDaqingOilfieldareproposed.1Thecrudeoilgatheringandtransferringsystemswillbesimplifiedintechnologyshorteninginflowprocessandreducinginenergyconsumption.2ThegasgatheringandtreatmentsystemsinDaqingOilFieldwilldeveloptowards“strengtheningself-pressureincreasinghydrocarbonrecoveryimprovingtheutilizationrateofproducedgasinoilfield”.3Watersupplyandinjectioninperipheraloilfieldsandpolymerinjectioninoldareasoftheoilfieldwilldeveloptowards“flexiblesystemswithvariousmodes”.4Oilywatertreatmentwilldeveloptowards“simplifyinggeneraltreatmentandenhancingdeepentreatment”.5Bothwaterdrivingandpolymerdrivingsystemsonthegroundwillbeusedindividuallyandproperlycombined.6Allsurfaceengineeringsystemswillrealizestimulationnumerically.OptimumPlanningforPromotingDevelopmentofEnterprisesinXinjiangPetroleumCompanyWangQingxiangetal.TheoptimumplanningofenterprisehasbeenmadebyXinjiangPetroleumCompanyinrecentyears.Theoptimumplanningisanimportantbasisforpromotingthedevelopmentandforimprovingthemanagementleveloftheenterprise.Greatattentionsoftheleadersfordecidingplanandactivesupportsofrelevantdepartmentsareimportantguaranteestoachieveasuccessfulplanning.Scientificguidelinesandrationalworkingrulesarethekeyformakinggoodplanning.Detailedstudyofspecialtopicsandeffectivesystemicsupportsarealsothebasisofsuccessfulplanning.Systemintegrationandcontinuousoptimizationarenecessaryforimprovingtheoperabilityoftheplanning.Sufficientproofandstrictprojectmanagementarealsonecessarytomaketheplanofenterprise.InordertoperformascientificrationalandeffectiveinstructionalplanningtheleadersofXinjiangPetroleumCompanyinsistontheprinciplesoflookingforwardsystematologyandoperability.ExploitationandComprehensiveUtilizationofNaturalGasinTuhaOilFieldShangShaofuetal.InrecentyearsTuhaOilfieldCompanyfocusesitsattentiononthedevelopmentofnaturalgasbasedonthedevelopmentofthedownstreammarket.Asaresulttheexploitationandcomprehensiveutilizationofnaturalgashavebeenextended.AfterthebalanceanalysisontheproductandsupplyoftheupriverandthedownstreamoperationandoptimizationofdevelopmentproposaltheTuhaOilfieldCompanydesignsthedevelopmentprojectrationally.Accordingtothecharacteristicsofbeingrichinmiddleingredientsofnaturalgasthecoldrecyclingtechnologyischosenfortherecycleoflighterhydrocarbonsandtherecoveringandtransportationsystemofnaturalgasisimprovedsoastoreducetheleakagequantityofnaturalgas.Inordertomeetthedemandsoftheexternalemployersthenaturalgashasalsobeenappliedtothethree-recoveryprojectandoilfieldproductionauxiliaryproductandvariousaspectsofdailylife.Theoperationlevelofthein